If `alpha`-current gain of a transistor is 0.98. What is the value of `beta`- current gain of the transistor?
- ✓49
- B5
- C0.49
- D4.9
Answer: A.
View full solution →Question types
MHT-CET PCM 01 question types
150 questions across 1 question group — pick any mix to generate a MHT - CET paper with step-by-step answer keys.
150
Questions
1
Question groups
5
Question types
Sample Questions
MHT-CET PCM 01 questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
A junction diode of internal resistance 20 Ω is used for half-wave rectification. If the applied voltage has a peak value of 50 V and load resistance is 800 Ω, then d.c. value of current is ____________.
- A14.3 mA
- ✓19.4 mA
- C9 mA
- D10.3 mA
Answer: B.
View full solution →Which one of the following nuclei has shorter meant life?
- ASame for all
- BB
- ✓A
- DC
Answer: C.
View full solution →The acceleration of electron in the first orbit of hydrogen atom is ______.
- A`(4pi^2"m")/"h"^2`
- B`("m"^2"h"^2)/(4pi^2"r"^3)`
- C`"h"^2/(4pi^2"mr")`
- ✓`"h"^2/(4pi^2"m"^2"r"^2)`
Answer: D.
View full solution →Which one of the following properties is not possessed by a photon?
- Amomentum
- ✓rest mass
- Cenergy
- Dfrequency
Answer: B.
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